#define d_color 7;
 
//const int bsecond = 0;
 
void kprintf(const char *fmt, ...);
void change_color(int color);
void timer_wait(int ticks);
void timer_irq(void);
void move_csrf_r(unsigned mcx, unsigned mcy);
void move_csrf_rd();
void txt_gui();
void read_screen(int cx, int length);
int get_x(void);
int get_y(void);
void console_start(char pref[]);
void c_set_fp();
int bcd2dec(int bcd);
void delay(int secs);
int floppy_read_track(int base, unsigned cyl);
int floppy_write_track(int base, unsigned cyl);
void c_set_fp();
void move_csr1r(void);
void move_csr1l(void);
void memlst();
